[ruby-trunk - Bug #6400][Assigned] dl/callback with fiddle occurs SEGV on NetBSD amd64

[dubstep]

Issue #6400 has been reported by naruse (Yui NARUSE).

---

Bug #6400: dl/callback with fiddle occurs SEGV on NetBSD amd64

Bug #6400: dl/callback with fiddle occurs SEGV on NetBSD amd64 - Ruby master...

Author: naruse (Yui NARUSE)
Status: Assigned
Priority: Normal
Assignee: tenderlovemaking (Aaron P.)
Category:
Target version:
ruby -v: ruby 2.0.0dev (2012-04-30 trunk 35500) [x86_64-netbsd6.99.5]

On NetBSD amd64, libffi with callback occurs SEGV as following.

kelvena% ./ruby p
/home/naruse/local/ruby/lib/ruby/2.0.0/dl/func.rb:55: [BUG] Segmentation
fault
ruby 2.0.0dev (2012-04-30 trunk 35500) [x86_64-netbsd6.99.5]

– Control frame information

c:0005 p:---- s:0022 b:0022 l:000021 d:000021 CFUNC :call
c:0004 p:0059 s:0018 b:0018 l:000017 d:000017 METHOD
/home/naruse/local/ruby/lib/ruby/2.0.0/dl/func.
rb:55
c:0003 p:0157 s:0010 b:0010 l:001db8 d:0021a8 EVAL p:11
c:0002 p:---- s:0004 b:0004 l:000003 d:000003 FINISH
c:0001 p:0000 s:0002 b:0002 l:001db8 d:001db8 TOP

– Ruby level backtrace information

p:11:in <main>' /home/naruse/local/ruby/lib/ruby/2.0.0/dl/func.rb:55:in call’
/home/naruse/local/ruby/lib/ruby/2.0.0/dl/func.rb:55:in `call’

– Other runtime information

• Loaded script: p

• Loaded features:

  0 enumerator.so
  1
  /home/naruse/local/ruby/lib/ruby/2.0.0/x86_64-netbsd6.99.5/enc/encdb.so
  2
  /home/naruse/local/ruby/lib/ruby/2.0.0/x86_64-netbsd6.99.5/enc/trans/transdb.so
  3 /home/naruse/local/ruby/lib/ruby/2.0.0/rubygems/defaults.rb
  4
  /home/naruse/local/ruby/lib/ruby/2.0.0/x86_64-netbsd6.99.5/rbconfig.rb
  5 /home/naruse/local/ruby/lib/ruby/2.0.0/rubygems/deprecate.rb
  6 /home/naruse/local/ruby/lib/ruby/2.0.0/rubygems/exceptions.rb
  7 /home/naruse/local/ruby/lib/ruby/2.0.0/rubygems/custom_require.rb
  8 /home/naruse/local/ruby/lib/ruby/2.0.0/rubygems.rb
  9 /home/naruse/local/ruby/lib/ruby/2.0.0/x86_64-netbsd6.99.5/dl.so
  10
  /home/naruse/local/ruby/lib/ruby/2.0.0/x86_64-netbsd6.99.5/fiddle.so
  11 /home/naruse/local/ruby/lib/ruby/2.0.0/fiddle/function.rb
  12 /home/naruse/local/ruby/lib/ruby/2.0.0/fiddle/closure.rb
  13 /home/naruse/local/ruby/lib/ruby/2.0.0/fiddle.rb
  14 /home/naruse/local/ruby/lib/ruby/2.0.0/dl.rb
  15 /home/naruse/local/ruby/lib/ruby/2.0.0/thread.rb
  16 /home/naruse/local/ruby/lib/ruby/2.0.0/dl/callback.rb
  17 /home/naruse/local/ruby/lib/ruby/2.0.0/dl/stack.rb
  18 /home/naruse/local/ruby/lib/ruby/2.0.0/dl/value.rb
  19 /home/naruse/local/ruby/lib/ruby/2.0.0/dl/func.rb

[NOTE]
You may have encountered a bug in the Ruby interpreter or extension
libraries.
Bug reports are welcome.
For details: http://www.ruby-lang.org/bugreport.html

zsh: abort (core dumped) ./ruby p

[naruse_SYui_NARUSE]

Issue #6400 has been updated by naruse (Yui NARUSE).

Description updated

---

Bug #6400: dl/callback with fiddle occurs SEGV on NetBSD amd64

Bug #6400: dl/callback with fiddle occurs SEGV on NetBSD amd64 - Ruby master...

Author: naruse (Yui NARUSE)
Status: Assigned
Priority: Normal
Assignee: tenderlovemaking (Aaron P.)
Category:
Target version:
ruby -v: ruby 2.0.0dev (2012-04-30 trunk 35500) [x86_64-netbsd6.99.5]

On NetBSD amd64, libffi with callback occurs SEGV as following.

kelvena% cat p
require ‘dl/callback’
require ‘dl/func’
include DL
Called_with = nil
addr = set_callback(TYPE_VOID, 1) do |str|
called_with = dlunwrap(str)
end
func = CFunc.new(addr, TYPE_VOID, ‘test’)
f = Function.new(func, [TYPE_VOIDP])
arg = ‘foo’
f.call(dlwrap(arg))
kelvena% ./ruby p
/home/naruse/local/ruby/lib/ruby/2.0.0/dl/func.rb:55: [BUG] Segmentation
fault
ruby 2.0.0dev (2012-04-30 trunk 35500) [x86_64-netbsd6.99.5]

– Control frame information

c:0005 p:---- s:0022 b:0022 l:000021 d:000021 CFUNC :call
c:0004 p:0059 s:0018 b:0018 l:000017 d:000017 METHOD
/home/naruse/local/ruby/lib/ruby/2.0.0/dl/func.
rb:55
c:0003 p:0157 s:0010 b:0010 l:001db8 d:0021a8 EVAL p:11
c:0002 p:---- s:0004 b:0004 l:000003 d:000003 FINISH
c:0001 p:0000 s:0002 b:0002 l:001db8 d:001db8 TOP

– Ruby level backtrace information

p:11:in <main>' /home/naruse/local/ruby/lib/ruby/2.0.0/dl/func.rb:55:in call’
/home/naruse/local/ruby/lib/ruby/2.0.0/dl/func.rb:55:in `call’

– Other runtime information

• Loaded script: p

• Loaded features:

  0 enumerator.so
  1
  /home/naruse/local/ruby/lib/ruby/2.0.0/x86_64-netbsd6.99.5/enc/encdb.so
  2
  /home/naruse/local/ruby/lib/ruby/2.0.0/x86_64-netbsd6.99.5/enc/trans/transdb.so
  3 /home/naruse/local/ruby/lib/ruby/2.0.0/rubygems/defaults.rb
  4
  /home/naruse/local/ruby/lib/ruby/2.0.0/x86_64-netbsd6.99.5/rbconfig.rb
  5 /home/naruse/local/ruby/lib/ruby/2.0.0/rubygems/deprecate.rb
  6 /home/naruse/local/ruby/lib/ruby/2.0.0/rubygems/exceptions.rb
  7 /home/naruse/local/ruby/lib/ruby/2.0.0/rubygems/custom_require.rb
  8 /home/naruse/local/ruby/lib/ruby/2.0.0/rubygems.rb
  9 /home/naruse/local/ruby/lib/ruby/2.0.0/x86_64-netbsd6.99.5/dl.so
  10
  /home/naruse/local/ruby/lib/ruby/2.0.0/x86_64-netbsd6.99.5/fiddle.so
  11 /home/naruse/local/ruby/lib/ruby/2.0.0/fiddle/function.rb
  12 /home/naruse/local/ruby/lib/ruby/2.0.0/fiddle/closure.rb
  13 /home/naruse/local/ruby/lib/ruby/2.0.0/fiddle.rb
  14 /home/naruse/local/ruby/lib/ruby/2.0.0/dl.rb
  15 /home/naruse/local/ruby/lib/ruby/2.0.0/thread.rb
  16 /home/naruse/local/ruby/lib/ruby/2.0.0/dl/callback.rb
  17 /home/naruse/local/ruby/lib/ruby/2.0.0/dl/stack.rb
  18 /home/naruse/local/ruby/lib/ruby/2.0.0/dl/value.rb
  19 /home/naruse/local/ruby/lib/ruby/2.0.0/dl/func.rb

[NOTE]
You may have encountered a bug in the Ruby interpreter or extension
libraries.
Bug reports are welcome.
For details: http://www.ruby-lang.org/bugreport.html

zsh: abort (core dumped) ./ruby p

[naruse_SYui_NARUSE]

Issue #6400 has been updated by zzak (Zachary S.).

Is this related to #6592?

Bug #6400: dl/callback with fiddle occurs SEGV on NetBSD amd64

Bug #6400: dl/callback with fiddle occurs SEGV on NetBSD amd64 - Ruby master...

Author: naruse (Yui NARUSE)
Status: Assigned
Priority: Normal
Assignee: tenderlovemaking (Aaron P.)
Category:
Target version:
ruby -v: ruby 2.0.0dev (2012-04-30 trunk 35500) [x86_64-netbsd6.99.5]
Backport:

On NetBSD amd64, libffi with callback occurs SEGV as following.

kelvena% cat p
require ‘dl/callback’
require ‘dl/func’
include DL
Called_with = nil
addr = set_callback(TYPE_VOID, 1) do |str|
called_with = dlunwrap(str)
end
func = CFunc.new(addr, TYPE_VOID, ‘test’)
f = Function.new(func, [TYPE_VOIDP])
arg = ‘foo’
f.call(dlwrap(arg))
kelvena% ./ruby p
/home/naruse/local/ruby/lib/ruby/2.0.0/dl/func.rb:55: [BUG] Segmentation
fault
ruby 2.0.0dev (2012-04-30 trunk 35500) [x86_64-netbsd6.99.5]

– Control frame information

c:0005 p:---- s:0022 b:0022 l:000021 d:000021 CFUNC :call
c:0004 p:0059 s:0018 b:0018 l:000017 d:000017 METHOD
/home/naruse/local/ruby/lib/ruby/2.0.0/dl/func.
rb:55
c:0003 p:0157 s:0010 b:0010 l:001db8 d:0021a8 EVAL p:11
c:0002 p:---- s:0004 b:0004 l:000003 d:000003 FINISH
c:0001 p:0000 s:0002 b:0002 l:001db8 d:001db8 TOP

– Ruby level backtrace information

p:11:in <main>' /home/naruse/local/ruby/lib/ruby/2.0.0/dl/func.rb:55:in call’
/home/naruse/local/ruby/lib/ruby/2.0.0/dl/func.rb:55:in `call’

– Other runtime information

• Loaded script: p

• Loaded features:

  0 enumerator.so
  1
  /home/naruse/local/ruby/lib/ruby/2.0.0/x86_64-netbsd6.99.5/enc/encdb.so
  2
  /home/naruse/local/ruby/lib/ruby/2.0.0/x86_64-netbsd6.99.5/enc/trans/transdb.so
  3 /home/naruse/local/ruby/lib/ruby/2.0.0/rubygems/defaults.rb
  4
  /home/naruse/local/ruby/lib/ruby/2.0.0/x86_64-netbsd6.99.5/rbconfig.rb
  5 /home/naruse/local/ruby/lib/ruby/2.0.0/rubygems/deprecate.rb
  6 /home/naruse/local/ruby/lib/ruby/2.0.0/rubygems/exceptions.rb
  7 /home/naruse/local/ruby/lib/ruby/2.0.0/rubygems/custom_require.rb
  8 /home/naruse/local/ruby/lib/ruby/2.0.0/rubygems.rb
  9 /home/naruse/local/ruby/lib/ruby/2.0.0/x86_64-netbsd6.99.5/dl.so
  10
  /home/naruse/local/ruby/lib/ruby/2.0.0/x86_64-netbsd6.99.5/fiddle.so
  11 /home/naruse/local/ruby/lib/ruby/2.0.0/fiddle/function.rb
  12 /home/naruse/local/ruby/lib/ruby/2.0.0/fiddle/closure.rb
  13 /home/naruse/local/ruby/lib/ruby/2.0.0/fiddle.rb
  14 /home/naruse/local/ruby/lib/ruby/2.0.0/dl.rb
  15 /home/naruse/local/ruby/lib/ruby/2.0.0/thread.rb
  16 /home/naruse/local/ruby/lib/ruby/2.0.0/dl/callback.rb
  17 /home/naruse/local/ruby/lib/ruby/2.0.0/dl/stack.rb
  18 /home/naruse/local/ruby/lib/ruby/2.0.0/dl/value.rb
  19 /home/naruse/local/ruby/lib/ruby/2.0.0/dl/func.rb

[NOTE]
You may have encountered a bug in the Ruby interpreter or extension
libraries.
Bug reports are welcome.
For details: http://www.ruby-lang.org/bugreport.html

zsh: abort (core dumped) ./ruby p